Real Estate Properties - Additional Information (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($) ft² lease joint_venture property	Dec. 31, 2022 USD ($)
Real Estate Properties [Line Items]
Real estate aggregate undepreciated carrying value	$ 3,994,638	$ 3,936,074
Number of joint ventures | joint_venture	2
Number of leases entered | lease	16
Rentable square feet (in square feet) | ft²	203,000
Weighted average lease term	6 years 9 months 18 days
Expenditures committed on leases	$ 8,747
Committed but unspent tenant related obligations estimated	$ 139,874
Unconsolidated Joint Ventures
Real Estate Properties [Line Items]
Number of properties (in properties) | property	3
Rentable square feet (in square feet) | ft²	444,000
Number of buildings, noncontrolling interest | property	3
Joint Venture 1
Real Estate Properties [Line Items]
Ownership percentage	51.00%
Joint Venture 2
Real Estate Properties [Line Items]
Ownership percentage	50.00%
Disposal Group, Held-for-sale, Not Discontinued Operations
Real Estate Properties [Line Items]
Number of properties (in properties) | property	1
Rentable square feet (in square feet) | ft²	107,000
Real estate held-for-sale	$ 4,913
Continuing operations
Real Estate Properties [Line Items]
Number of properties (in properties) | property	157
Rentable square feet (in square feet) | ft²	20,895,000
Real estate aggregate undepreciated carrying value	$ 3,999,551